update readme

Author: XiaohaoYang

README.rst

@@ -7,29 +7,24 @@ Package for processing configurations
 REQUIREMENTS
 ------------------------------------------------------------------------
 
-The dpx.pdfgetxgui requires Python 2.7 and the following software:
+The dpx.confutils requires Python 2.7 and the following software:
 
 * ``numpy``
 * ``traits``
 
-if python version < 2.7 (these two packages are included in 2.7 but not in 2.6)
-
-* ``ordereddict``
-* ``argparse``
-
 
 INSTALLATION
 ------------------------------------------------------------------------
 
-To install the dpx.confutils package:
+We are going to release conda package for all platform. For general user
+please use the installation file and install software. For developor, 
+you can install dpx.confutils using
 
     python setup.py install
+    
+Note: the dependency is not specified in the setup.py. You need to install 
+them yourself. You can use Anaconda or other python enviroment.    
 
-By default the files are installed in the system directories, which are 
-usually only writeable by the root.  See the usage info "./setup.py install 
---help" for options to install as a normal user under a different location.  
-Note that installation to non-standard directories you may require adjustments 
-to the PATH and PYTHONPATH environment variables.
 
 CONTACTS
 ------------------------------------------------------------------------